2.0.6

Added a REST based OAUTH authenticated API
Moved MailScanner rulesets to file based rulesets, SQL rulesets were not scaling well for very large installations.
Added support for After SMTP Anti-Virus Checks, This per domain setting allows AV checks to be ran after accepting the message to allow for actions to be applied such as delete,deliver, quarantine.
Implemented support for setting default language and setting the languages available for translation. This allows users to limit languages to only those they can support.
Added support for setting spam and high spam scores and actions on outbound relays. This setting only works on outbound relays that have an IP address specified.
Added support for Virus infected actions allowing for deliver, delete and quarantine of Virus infected messages.
Added cache control support
Implemented the cleanup of the AWL database table
FIX: Prevent normal users from previewing messages that are dangerous.
FIX: Support new domain names such as .system.
FIX: Improve email and domain name validation.
FIX: Improve the previewing of messages with lots of embedded CSS.
FIX: Possible XSS in Message Preview
FIX: Unicode decoding errors in Message Preview
FIX: Active Directory LDAP lookups failing when there are referrals
FIX: Incorrect MS SQL configuration options being loaded
FIX: Domain actions were not displayed in domain search results
FIX: Disable weekly, daily reports for users in cron as they are not supported
FIX: Fixed the Fanout router naming
FIX: Ensure indexer is installed for updatedelta
FIX: Bug #49 Confirmation text longer than field
FIX: Fixed issue with corrupt PDF reports
FIX: Destination server connection tests caused an exception instead of returning an error when the hostname can not be resolved.
Improved the documentation especially the manual configuration
Added the API documentation
Updated translations